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Greg Dick

@greatlakesgreg

Director of the Cooperative Institute for Great Lakes Research & the Great Lakes Center for Freshwaters and Human Health; Professor, University of Michigan Department of Earth & Environmental Sciences and School for Environment and Sustainability

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27.06.2025
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Latest posts by Greg Dick @greatlakesgreg

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#ASLO is accepting applications for Associate Editor of the #ASLO_Bulletin! Work with the editorial team to curate and review content for the #aquaticsciences community. Aquatic scientists at all career stages are encouraged to apply.

‼️ Review starts 16 March
🔗 www.aslo.org/lob-associat...

05.03.2026 20:10 👍 2 🔁 2 💬 0 📌 0
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#GreatLakesWeek: At the Michigan Chapter of the
@amfisheriessoc.bsky.social Conf, #CIGLR’s Maddie Tomczak shared her research tracking Alewife larvae in L. Michigan. Using long-term monitoring, she studied when larvae appear, peak & taper off, helping manage this key prey species for salmon.

05.03.2026 20:08 👍 6 🔁 2 💬 1 📌 1

“The future is not fixed... Conservation, restoration and renewed connections between people and nature can improve ecosystem health and strengthen community resilience.”

06.03.2026 00:15 👍 4 🔁 1 💬 0 📌 0
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Mysterious Asgard microbes may point to origins of complex life | CNN Scientists are trying to understand how complex life emerged on Earth about 2 billion years ago. Our microbial ancestors could be the key.

www.cnn.com/2026/03/04/s...

05.03.2026 00:08 👍 9 🔁 2 💬 0 📌 0
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#GreatLakesWeek: Just days into March & meteorological spring, the #GreatLakes remain nearly half ice-covered at 46.6%. 🧊🌊 Check out NOAA GLERL's website for ice data as conditions evolve & temps warm: www.glerl.noaa.gov/data/ice/#cu...

Superior: 47%
Michigan: 20%
Huron: 69%
Erie: 74%
Ontario: 16%

04.03.2026 17:28 👍 10 🔁 2 💬 0 📌 0

If you ever want to read a paper for free and can't find it otherwise, email the lead author and politely ask for a copy. You will not be bothering the person. You will in fact make their whole entire day. I have had scientists get so excited I asked they sent me everything they ever published.

04.03.2026 02:17 👍 2786 🔁 986 💬 17 📌 40
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The Keweenaw Waterway recently acquired a new waterfront feature that gives visitors a firsthand view into how weather and wave data are collected across the Great Lakes. Learn more about this unique buoy: glos.org/land-based-b...

03.03.2026 20:45 👍 4 🔁 1 💬 0 📌 0
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🌊 NEW BLOG! Listening to Storm Waves Beneath Lake Ontario

A study led by former #CIGLR postdoc Dr. Chu-Fang Yang & CIGLR's Ayumi Fujisaki-Manome & @umich.edu partners shows how a fiber-optic cable on the lakebed can monitor storm waves in real time: ciglr.seas.umich.edu/listening-st... #GreatLakes

03.03.2026 22:11 👍 8 🔁 3 💬 0 📌 0
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Join us Thursday, March 12 from 12-1pm! for a #GreatLakes #seminar presented by Ted Lawrence: "Strengthening science on the #AfricanGreatLakes through a highly collaborative network of freshwater experts"

Register online TODAY: ciglr.seas.umich.edu/event/031220...

#GreatLakesSci

03.03.2026 22:39 👍 5 🔁 2 💬 0 📌 0
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Hello, Bluesky 🌊 We’re #CIGLR, advancing science to protect the #GreatLakes & support #NOAA’s mission to protect lives, property, & the region’s economy. Through research & partnerships, we connect science to society.

Learn more: ciglr.seas.umich.edu

Stay informed: docs.google.com/forms/d/e/1F...

03.03.2026 21:25 👍 7 🔁 2 💬 1 📌 0

woohoo, the Cooperative Institute for Great Lakes Research is now on bluesky! @ciglrum.bsky.social #GreatLakes

03.03.2026 17:56 👍 10 🔁 3 💬 1 📌 0

🎉 It's livestream day 🎉

Join me at 1700 (CET; 1600 UCT) today for two hours of GAM goodness 🤤

📽️ Youtube: youtube.com/live/A9U8e1K...
Hit the Notify me 🔔 to get a reminder when I go live

#RStats #mgcv #statistics #GAMs #DataScience 🧪

03.03.2026 08:04 👍 39 🔁 21 💬 2 📌 1
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Shifting baselines increase the risk of misinterpreting biodiversity trends Ecological studies quantifying the impact of land-use change on biodiversity may be sensitive to the choice of reference points – or baselines – particularly when sampling across human land-use gradi...

Space-for-time studies of land-use change rely on a baseline.
But what if that baseline has already changed?
In our new Ecography paper we show this can underestimate biodiversity loss. 🐦📉🧵(1/9)
nsojournals.onlinelibrary.wiley.com/doi/10.1002/...

24.02.2026 11:10 👍 16 🔁 7 💬 2 📌 1

chemolithoautotrophy - likely by ammonia-oxidizing archaea - contributes up to 22.5% of winter net primary production in a waterbody connected to Lake Superior - cool! @microbesheik.bsky.social

24.02.2026 17:24 👍 9 🔁 1 💬 1 📌 0
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Supreme Court’s Michigan pipeline case is about Native rights and fossil fuels, not just technical legal procedure The issue in front of the US Supreme Court is seemingly mundane, about federal or state jurisdiction. But it is actually much bigger, encompassing some key questions of the 21st century.

@realshri.bsky.social has a brand new article for @theconversation.com with some super helpful insights and context for today's oral arguments in front of the U.S. Supreme Court for Enbridge Energy, LP v. Nessel. theconversation.com/supreme-cour...

24.02.2026 16:31 👍 2 🔁 4 💬 1 📌 0

Federal funding is important to provide information that allows communities to ensure that they understand what’s happening in the lake so they can make better decisions about how to manage it,” O’Reilly said.

20.02.2026 13:31 👍 0 🔁 0 💬 0 📌 0

“With reduced federal funding, we will not be able to monitor how the lake is changing or how it’s responding to certain events,” O’Reilly said.

20.02.2026 13:31 👍 0 🔁 0 💬 1 📌 0
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Research centers in the Great Lakes region change the scope of global freshwater ecology | Great Lakes Echo A new study examines the uniqueness of work that research centers conduct in the Great Lakes region, highlighting their importance amid dramatic changes in federal funding.

new study of #GreatLakes research centers, w/ some nice quotes from CIGLR colleagues: "Research centers in the region also work together as a collaborative that complements each of them, and so the network of research centers is vital, Moerke said."...

greatlakesecho.org/2026/02/16/r...

20.02.2026 13:31 👍 6 🔁 3 💬 1 📌 0

Yes, @realshri.bsky.social: "Being a “Great Lakes Champion” has to include support for a strong, enforceable Clean Water Act... fully supporting the agencies, science, programs and people that prevent the Great Lakes from being polluted ..."

20.02.2026 11:26 👍 2 🔁 1 💬 0 📌 0
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Lake Erie’s Storm Surges Become More Extreme

Nice piece on storm surges in Lake Erie, home to the most "the most dramatic, damaging and deadly surges” in the #GreatLakes. And on how not to build coastal resilience: armoring the shoreline is like "like putting a toddler in a room and closing the door."

www.nytimes.com/2026/02/17/s...

19.02.2026 11:36 👍 6 🔁 2 💬 0 📌 0
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How Microbes Got Their Crawl

Carl Zimmer wrote a nice article highlighting our new paper that came out today.

www.nytimes.com/2026/02/18/s...

18.02.2026 17:31 👍 8 🔁 2 💬 0 📌 0

👀

18.02.2026 20:01 👍 1 🔁 0 💬 0 📌 0
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New paper from my team detailing a greatly expanded genomic database of Asgard archaea revealing of high energy metabolism those related to eukaryotes! Led by @katyappler.bsky.social lots of help from @jameslingford.bsky.social @valdeanda.bsky.social @kassipan.bsky.social doi.org/10.1038/s415...

18.02.2026 16:00 👍 147 🔁 60 💬 10 📌 3
02/18/26: Charlyn Partridge | CIGLR

#GreatLakes seminar starting momentarily -- Charlyn Partridge: Using eDNA and population genomics to monitor the invasion of hemlock woolly adelgid throughout eastern North America.

Join us! ciglr.seas.umich.edu/event/021820...

18.02.2026 17:57 👍 1 🔁 0 💬 0 📌 0

"water bankruptcy": "water systems are under unprecedented pressure.... These trends signal not only growing stress, but in many contexts a structural imbalance between water demand and available resources." says new report:

collections.unu.edu/eserv/UNU:10...

18.02.2026 11:59 👍 2 🔁 0 💬 0 📌 0
An aerial photo, likely taken in autumn, shows a body of water in the foreground flowing toward a larger lake in the distance. The water is dark and surrounded by wetlands with brown and gold grasses. A thin road and bridge crosses the body of water in the middle ground, separating it from a second, smaller body of water on the right and connecting the natural wetlands to developed land with trees and a few structures on the left. The background shows a large expanse of open water, possibly a lake, bordered by a dense forest.

An aerial photo, likely taken in autumn, shows a body of water in the foreground flowing toward a larger lake in the distance. The water is dark and surrounded by wetlands with brown and gold grasses. A thin road and bridge crosses the body of water in the middle ground, separating it from a second, smaller body of water on the right and connecting the natural wetlands to developed land with trees and a few structures on the left. The background shows a large expanse of open water, possibly a lake, bordered by a dense forest.

Habitat restored ✅
Contaminated soils removed ✅
Living shorelines created ✅
Trash removed ✅
Recreational access improved ✅

And...done!

With @glcommission.bsky.social, we've helped restore what was once one of the Great Lakes region’s most degraded areas: www.fisheries.noaa.gov/feature-stor...

17.02.2026 19:32 👍 77 🔁 15 💬 1 📌 0
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Potential cyanotoxin exposure while recreating during cyanobacterial harmful algal blooms, and possible exposure mitigation Beale CF, Wei B, Boyer GL, Wigdahl-Perry CR, Yokota K. 2026. Potential cyanotoxin exposure while recreating during cyanobacterial harmful algal blooms, and possible exposure mitigation. Lake Reserv...

you don't have to be in the water to be exposed to toxins in cyanobacterial blooms: new work from Greg Boyer's group at the Great Lakes Center for Freshwaters and Human Health www.tandfonline.com/doi/full/10....

16.02.2026 12:09 👍 9 🔁 6 💬 0 📌 0

Community Curation of Microbial Metabolites Enables Biological Insights of Metabolomics Data www.biorxiv.org/content/10.6...

16.02.2026 11:59 👍 4 🔁 1 💬 0 📌 0
Sorting Fish and a Breakaway Buoy | Great Lakes Now | Full Episode
Sorting Fish and a Breakaway Buoy | Great Lakes Now | Full Episode YouTube video by Great Lakes Now

what does a drifting #buoy revealed about #winter on the #GreatLakes? @greatlakesnow.bsky.social interviewed NOAA_GLERL's Steve Ruberg & #CIGLR's Associate Director Ayumi Fujisaki-Manome...

🔗Watch the interview starting at 19:50: youtube.com/watch?v=K26H...

bsky.app/profile/glob...

16.02.2026 11:50 👍 4 🔁 0 💬 0 📌 0
Mackinac Island in the winter and Great Lakes ice | Brother Nature
Mackinac Island in the winter and Great Lakes ice | Brother Nature YouTube video by FOX 2 Detroit

#CIGLR Associate Director Ayumi Fujisaki-Manome joined
@FOX2News
to discuss winter conditions & #GreatLakes ice 🧊❄️🌊 Learn how ice cover affects weather, ecosystems, communities—& even how pancake ice is made!

Watch from 10:36: youtube.com/watch?v=1_zk...

16.02.2026 11:47 👍 2 🔁 0 💬 0 📌 0